> >> Is there any standard in how a UPS could be shuted down
> >> via RS232 pins?
>

Hi Dennis,
try www.apcupsd.com for more info, they have pinouts for cables also,
http://www.apcupsd.com/manual/Cables.html#SECTION000318100000000000000
apcupsd is capable of shutting down a ups.
Andrew Burchill
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